The mineral crocidolite has the formula Na2Fe5(Si4O11)2(OH)2. How many of the iron ions per formula unit are in the 2 oxidation state and how many are in the 3 oxidation state

List the two type of transporst that the cell in orde to transport molecules acroos the membrane

How does a scientist the government? a. the scientist tells people in society what to do. b. the scientist determines the policies that the government spends money on. c. the scientist provides unbiased information to the government. d. the scientist makes laws based on his or her research results.

If i can still dissolve more sugar into the solution at a certain temperature what would i call that solution